High voltage DC ramp testing as a diagnostic of stator insulation condition

Conference Record of IEEE International Symposium on Electrical Insulation

Volumn , Issue , 2004, Pages 430-433

  Sedding, H G ^a   Gupta, B K ^b   McDermid, W M ^c   Bromley, J C ^c   Schwabe, R ^d   Levin, D ^d   Stein, J ^e  

^a KINECTRICS INC   (Canada)

^b AOK Technologies Inc   (Canada)

^c MANITOBA HYDRO   (Canada)

^d NEW YORK POWER AUTHORITY   (United States)

^e ELECTRIC POWER RESEARCH INSTITUTE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HYDRO-GENERATORS; IMPENDING BREAKDOWN; RAMP TESTING; TURN COILS;

ELECTRIC POTENTIAL; GLASS FIBERS; MICA; PARTIAL DISCHARGES; POLARIZATION; POLYESTERS; RESINS; STATORS; WINDING;

ELECTRIC INSULATION;

EID: 14844298673     PISSN: 01642006     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. IEEE Std 4-2001, Standard Techniques for High Voltage Testing
2. IEEE Std 56-1977 (Reaffirmed 1991), Guide for Insulation Maintenance for Large AC Rotating Machinery
3. IEEE Std 95-2002, Guide for Insulating Testing of AC Electric Machinery with High Direct Voltage
4. B. L. McHenry. "Generator Insulation Testing by Continuous Time-Function Application of Direct Voltage", IEEE Trans. On Power Apparatus & Systems, PAS-86, Nov 1967, pp 1329-1333.
5. W. McDermid, J.C. Bromley, "Response of Ramp Test to Delamination in Stator Groundwall Insulation", Proceedings of the Electrical Insulation Conference and Electrical Manufacturing & Coil Winding Conference, Oct. 2001, IEEE Publication 01CH37264, pp 327-329.
6. Rux, L., Grzybowski, S., "Evaluation of Delaminated High-Voltage Rotating Machine Stator Winding Groundwall Insulation," Conference Record of the 2000 IEEE International Symposium on Electrical Insulation, Apr 2000, IEEE Publication 00CH37075, pp 520-523.
7. EPRI Report No. 1009015, Hydrogenerator Stator Winding Evaluation, EPRI, Palo Alto, CA, November 2003.
8. Sedding, H.G., Schwabe, R., Stein, J., and Gupta, B.K., "The Role of AC & DC Hipot Testing in Stator Winding Ageing, Proceedings of the Electrical Insulation Conference and Electrical Manufacturing & Coil Winding Conference, September 23-25, 2003, IEEE Publication 03CH37480, pp 455-457.